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Nagios Core Administrators Cookbook

更新時間：2021-08-05 18:12:20

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ThisbookiswritteninCookbookstyle,beginningwithrecipesbasedonbasicstructurewhichgraduallyprogressestowardsusingNagiosCoreasamonitoringframework.ThisbookisforSystemAdministratorswhoarelookingforrecipestohelpthemdealwithadvancednetworkmonitoringissueswithNagiosCore.

目錄(118章)

倒序

coverpage
Credits
Nagios Core Administration Cookbook
About the Author
About the Reviewers
www.PacktPub.com
Support files eBooks discount offers and more
Preface
What this book covers
What you need for this book
Who this book is for
Conventions
Reader feedback
Customer support
Chapter 1. Understanding Hosts Services and Contacts
Introduction
Creating a new network host
Creating a new HTTP service
Creating a new e-mail contact
Verifying configuration
Creating a new hostgroup
Creating a new servicegroup
Creating a new contactgroup
Creating a new time period
Running a service on all hosts in a group
Chapter 2. Working with Commands and Plugins
Introduction
Finding a plugin
Installing a plugin
Removing a plugin
Creating a new command
Customizing an existing command
Using an alternative check command for hosts
Writing a new plugin from scratch
Chapter 3. Working with Checks and States
Introduction
Specifying how frequently to check a host or service
Changing thresholds for PING RTT and packet loss
Changing thresholds for disk usage
Scheduling downtime for a host or service
Managing brief outages with flapping
Adjusting flapping percentage thresholds for a service
Chapter 4. Configuring Notifications
Introduction
Configuring notification periods
Configuring notification for groups
Specifying which states to be notified about
Tolerating a certain number of failed checks
Automating contact rotation
Defining an escalation for repeated notifications
Defining a custom notification method
Chapter 5. Monitoring Methods
Introduction
Monitoring PING for any host
Monitoring SSH for any host
Checking an alternative SSH port
Monitoring mail services
Monitoring web services
Checking that a website returns a given string
Monitoring database services
Monitoring the output of an SNMP query
Monitoring a RAID or other hardware device
Creating an SNMP OID to monitor
Chapter 6. Enabling Remote Execution
Introduction
Monitoring local services on a remote machine with NRPE
Setting the listening address for NRPE
Setting allowed client hosts for NRPE
Creating new NRPE command definitions securely
Giving limited sudo privileges to NRPE
Using check_by_ssh with key authentication instead of NRPE
Chapter 7. Using the Web Interface
Introduction
Using the Tactical Overview
Viewing and interpreting availability reports
Viewing and interpreting trends
Viewing and interpreting notification history
Adding comments on hosts or services in the web interface
Viewing configuration in the web interface
Scheduling checks from the web interface
Acknowledging a problem via the web interface
Chapter 8. Managing Network Layout
Introduction
Creating a network host hierarchy
Using the network map
Choosing icons for hosts
Establishing a host dependency
Establishing a service dependency
Monitoring individual nodes in a cluster
Using the network map as an overlay
Chapter 9. Managing Configuration
Introduction
Grouping configuration files in directories
Keeping configuration under version control
Configuring host roles using groups
Building groups using regular expressions
Using inheritance to simplify configuration
Defining macros in a resource file
Dynamically building host definitions
Chapter 10. Security and Performance
Introduction
Requiring authentication for the web interface
Using authenticated contacts
Writing debugging information to a Nagios log file
Monitoring Nagios performance with Nagiostats
Improving startup times with pre-cached object files
Setting up a redundant monitoring host
Chapter 11. Automating and Extending Nagios Core
Introduction
Allowing and submitting passive checks
Submitting passive checks from a remote host with NSCA
Submitting passive checks in response to SNMP traps
Setting up an event handler script
Tracking host and service states with Nagiosgraph
Reading status into a MySQL database with NDOUtils
Writing customized Nagios Core reports
Getting extra visualizations with NagVis
Index 更新時間：2021-08-05 18:12:20

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Nagios Core Administrators Cookbook